package database;

import android.content.Context;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import android.util.Log;

public class SQLiteHelper extends SQLiteOpenHelper {

	public static final String TABLE_EXPENCES = "myTable";
	public static final String COLUMN_ID = "_id";
	public static final String COLUMN_DATE = "date";
	public static final String COLUMN_EXPENSE = "expense";
	public static final String COLUMN_TYPE = "type";
	public static final String COLUMN_COST = "cost";
	public static final String COLUMN_CATEGORY = "category";

	private static final String DATABASE_NAME = "testDB.db";
	private static final int DATABASE_VERSION = 1;

	// Database creation sql statement
	private static final String DATABASE_CREATE = "create table "
			+ TABLE_EXPENCES + "( " + COLUMN_ID
			+ " integer primary key autoincrement, " + COLUMN_DATE
			+ " integer not null, " + COLUMN_EXPENSE + " text not null, "
			+ COLUMN_TYPE + " text not null, " + COLUMN_COST
			+ " text not null, " + COLUMN_CATEGORY + " text not null "
			+ ");";

	public SQLiteHelper(Context context) {
		super(context, DATABASE_NAME, null, DATABASE_VERSION);
	}

	@Override
	public void onCreate(SQLiteDatabase database) {
		database.execSQL(DATABASE_CREATE);
	}

	@Override
	public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
		Log.w(SQLiteHelper.class.getName(),
				"Upgrading database from version " + oldVersion + " to "
						+ newVersion + ", which will destroy all old data");
		db.execSQL("DROP TABLE IF EXISTS" + TABLE_EXPENCES);
		onCreate(db);
	}

}
